Outright.com provides free, dead-simple online bookkeeping software.
Outright is specifically designed for very small businesses - entrepreneurs, self employed folks, people who have to file a Schedule C. You can track your income and expenses, see how your business is doing and be organized at tax time. It helps you remember to pay estimated taxes on time and imports invoice information from FreshBooks. Plus, it can be accessed over the web, which makes it perfect for anyone who is out and about while running their business.